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7405
Chemistry
Estimated grade boundaries from official examiner reports and past paper analysis.
2024 · June 2024
7405/11Paper 1
Estimated from examiner report analysis
A*
239 marks80%
A
198 marks66%
B
162 marks54%
C
126 marks42%
D
90 marks30%
E
55 marks18%
2024 · June 2024
7405/21Paper 2
Estimated from examiner report analysis
A*
239 marks80%
A
198 marks66%
B
162 marks54%
C
126 marks42%
D
90 marks30%
E
55 marks18%
2023 · June 2023
7405/11Paper 1
Estimated from examiner report analysis
A*
250 marks83%
A
210 marks70%
B
173 marks58%
C
136 marks45%
D
99 marks33%
E
62 marks21%
2023 · June 2023
7405/21Paper 2
Estimated from examiner report analysis
A*
250 marks83%
A
210 marks70%
B
173 marks58%
C
136 marks45%
D
99 marks33%
E
62 marks21%
2022 · June 2022
7405/11Paper 1
Estimated from examiner report analysis
A*
237 marks79%
A
196 marks65%
B
158 marks53%
C
121 marks40%
D
84 marks28%
E
47 marks16%
2022 · June 2022
7405/21Paper 2
Estimated from examiner report analysis
A*
237 marks79%
A
196 marks65%
B
158 marks53%
C
121 marks40%
D
84 marks28%
E
47 marks16%